Question

5.43-(4.86-1.78)怎样简便运算？

Answer 1

5.43-(4.86-1.78)怎样简便运算，可以这样写
=5.43-4.86+1.78
=0.57+1.78
=2.35

Answer 2

计算器啊 去掉括号 5.43-4.86+1.78=2.35

Answer 3

5.43-(3.06+1.8-1.78)
=5.43-(3.06+0.02)
=5.43-3.08
=2.35

Answer 4

先算括号里的
5.43-（4.86-1.78）
=5.43-3.08
=2.35

Answer 5

原式=5.43－4.43－0.43+1.78
=1+1.78－0.43
=2.78－0.43
=2.35